Nihal B. Email & Phone Number

United States

• Monitored and analyzed security events using SIEM tools (Splunk), utilizing SPL andAQL functions to optimize search queries and identify actionable alerts.
• Conducted deep network packet inspections with Wireshark and TCPDump, analyzingoutputs across TCP/UDP, DNS, HTTP/HTTPS, SSH, and FTP protocols to detectanomalies.
• Developed and fine-tuned SIEM correlation rules based on the MITRE ATT&CKFramework, applying Cyber Kill Chain principles to improve threat detection andresponse accuracy.
• Led incident response processes for network intrusions and endpoint threats, performinglog examination and analysis to validate essential log types and prioritize escalations.
• Designed and updated playbooks to streamline response actions, leveraging insightsfrom log analysis to enhance preventative measures.
• Regularly reviewed and filtered logs for critical security events, collaborating effectivelyacross teams to ensure all incidents were tracked and resolved.

New Jersey, United States

• Managed and secured over 200 servers, implementing essential network protocols(DNS, DHCP, SSH) to ensure operational stability and security.
• Regularly conducted log analysis and examined system logs, identifying security risksearly and resolving incidents through timely response efforts.
• Configured and maintained Windows Server environments, including services vital tosecure infrastructure, while documenting all essential log types for compliance.
• Established data integrity and disaster recovery processes using Veeam and Symantec,ensuring both continuity and adherence to security best practices.
• Played a key role in security audits, applying ISO 27001 and NIST guidelines, andparticipated in cross-functional security planning with stakeholders.
• Maintained a comprehensive log archive for audit and compliance purposes, ensuringefficient retrieval and reporting for security reviews.

New Jersey, United States

• Configured and maintained network hardware, deploying secure LAN/WANinfrastructure with routers, switches, and protocols (TCP/UDP, DNS, FTP) for reliable,secure connectivity.
• Monitored and diagnosed network issues using Wireshark and TCPDump, analyzingpacket data to quickly resolve performance or security issues.
• Implemented VPNs and access control lists (ACLs) for secure remote access,supporting both internal security needs and compliance requirements.
• Created and maintained network documentation and diagrams, educating teams onnetwork best practices and collaborating to improve operational security.
• Analyzed network traffic logs regularly to detect irregular patterns and optimize networkperformance for security and efficiency.
• Provided training to end-users on secure network usage and collaborated closely withteam members, contributing to a supportive and efficient working environment.

Istanbul, Türkiye

In my role as an IT Administrator, I was responsible for ensuring the smooth operation of our company's IT infrastructure, which was essential for supporting various departments.My tasks included monitoring network performance, managing user access, and providing end-user support to maintain high productivity levels across the organization.To achieve this.

Master'S Degree, Computer Science

Bachelor'S Degree, Computer Science

Bachelor'S Degree, Mathematics Science (Minor)